CN115301742A - Auxiliary tool and method for measuring space of rolling mill - Google Patents
Auxiliary tool and method for measuring space of rolling mill Download PDFInfo
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- CN115301742A CN115301742A CN202210995761.XA CN202210995761A CN115301742A CN 115301742 A CN115301742 A CN 115301742A CN 202210995761 A CN202210995761 A CN 202210995761A CN 115301742 A CN115301742 A CN 115301742A
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- rolling mill
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
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Abstract
The invention belongs to the technical field of spatial position measurement of hot-rolling multi-roll mills, and discloses a rolling mill spatial measurement auxiliary tool and a measuring method; rolling mill spatial survey auxiliary fixtures includes: a rolling mill lining plate and a measuring identification block; a measuring and taking point hole is formed in the rolling mill lining plate, and the measuring identification block is embedded in the measuring and taking point hole; the measuring mark block is provided with a mark positioning surface and a propping surface capable of propping against the surface of the rolling mill housing. The auxiliary tool and the measuring method for the space measurement of the rolling mill, provided by the invention, can simplify the space detection operation complexity of the rolling mill housing and improve the detection efficiency and precision.
Description
Technical Field
The invention relates to the technical field of spatial position measurement of hot-rolling multi-roll mills, in particular to an auxiliary tool for spatial measurement of a rolling mill and a measuring method.
Background
The precision of the spatial position of the housing of the finishing mill is a core index of the precision of the finishing mill, plays an important role in the spatial constraint of the position of the roller and is an important equipment foundation related to the crossing of the roller, the rigidity of the finishing mill and the precision of a roller gap. With the operation of equipment, the lining plates of the housing of the finishing mill are abraded in different degrees, so that the problems of non-parallelism, cross theoretical axes and the like exist among the surfaces of the housing of the finishing mill; therefore, the surface of the mill housing needs to be measured and maintained regularly. However, in order to accurately obtain the actual conditions of the faces of the memorial archways, the structures of all components are often required to be disassembled to expose the faces of the memorial archways, so that the operation is inconvenient and the efficiency is low; or in order to reduce the operation complexity, the space measurement is directly carried out by taking points from the lining plate, and the measurement precision of the space station setting is not high due to the influence of the abrasion of the lining plate.
Disclosure of Invention
The invention provides a rolling mill space measurement auxiliary tool and a measuring method, and solves the technical problems of complex space position measuring operation, low efficiency and low measuring precision of a hot rolling multi-roll rolling mill in the prior art.
In order to solve the technical problem, the invention provides an auxiliary tool for measuring rolling mill space, which comprises: a rolling mill lining plate and a measuring identification block;
a measuring and taking point hole is formed in the rolling mill lining plate, and the measuring identification block is embedded in the measuring and taking point hole;
the rolling mill housing surface measuring device is characterized in that the measuring identification block is provided with an identification positioning surface and a propping surface capable of propping against the rolling mill housing surface.
Furthermore, the measuring point hole is a screw hole;
the measuring identification block is provided with a positioning stud, the end face of the positioning stud is set to be the abutting face, and the positioning stud is detachably screwed in the screw hole.
Further, the side wall surface of the measuring identification block is arranged into a regular polygon-shaped clamping surface.
Further, the regular polygon clamping surface is a regular hexahedral clamping surface.
Further, the quantity of measuring point holes is a plurality of, a plurality of measuring point holes are arranged at equal intervals.
Further, the plurality of measuring and taking holes are arranged into transverse and longitudinal array holes.
Further, the end face of the stud is provided with a conical profile.
A rolling mill space measurement method adopts the rolling mill space measurement auxiliary tool to implement space measurement operation;
the spatial measurement operation includes:
selecting a non-stressed surface at the outlet side of a rolling mill supporting roller housing provided with the rolling mill lining plate, fixedly arranging the measuring identification block on the rolling mill lining plate, and abutting the measuring identification block on the non-stressed surface at the outlet side of the rolling mill supporting roller housing;
acquiring space positioning information of the measurement identification block through station tracking of a laser tracker, and fitting based on the space positioning information to obtain a reference surface;
determining a bisecting datum plane perpendicular to the horizontal plane based on the reference plane and the laser tracker;
and measuring the spatial position of each actual plane of the rolling mill housing by taking the centering reference plane as a reference through the laser tracker station.
Further, the obtaining of the spatial positioning information of the measurement identification block through the station tracking of the laser tracker comprises:
and respectively tracking and acquiring the space positioning information of the measuring identification blocks on the operating side of the rolling mill supporting roll and the non-stressed surface of the outlet side of the transmission side memorial archway through the station setting of the laser tracker.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
according to the auxiliary tool and the measuring method for measuring the space of the rolling mill, the rolling mill lining plate provided with the measuring and measuring point hole is arranged, and the detachable measuring identification block is configured, so that the indirect positioning of the surface of the rolling mill housing can be realized by abutting against the rolling mill housing on the basis of the function of the conventional lining plate, the measuring identification block can be installed during maintenance and measurement, the station setting measurement of a laser tracker can be realized on the basis of the structure of components such as the housing lining plate and the like without being disassembled, the measuring operation is greatly simplified, and the measuring efficiency is improved; on the other hand, the position accuracy of the original memorial archways can be kept by establishing the centering reference surface by taking the non-stressed surface on the outlet side of the rolling mill supporting roller memorial archways as a reference surface, the authenticity of measured data is guaranteed, the measuring accuracy is improved, and meanwhile, the current verticality of the rolling mill memorial archways is verified.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a rolling mill housing provided by an embodiment of the invention;
FIG. 2 is a schematic layout view of a rolling mill liner and a measurement identification block according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of the measurement flag block of FIG. 2;
FIG. 4 is a left side view of FIG. 3;
FIG. 5 is a schematic layout of a centering datum of the mill housing of FIG. 1;
fig. 6 is a schematic view of the spatial measurement of the housing faces of the rolling mill housing in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize the application of other processes and/or the use of other materials.
The application is described below with reference to specific embodiments in conjunction with the following drawings:
the embodiment of the application provides a rolling mill space measurement auxiliary tool and a measuring method, and solves the technical problems that in the prior art, the space position measurement operation of a hot rolling multi-roll rolling mill is complex, the efficiency is low, and the measurement precision is low.
For better understanding of the above technical solutions, the above technical solutions will be described in detail with reference to the drawings and specific embodiments of the present application, and it should be understood that the embodiments and specific features of the embodiments of the present invention are detailed descriptions of the technical solutions of the present application, and are not limitations of the technical solutions of the present application, and the technical features of the embodiments and examples of the present application may be combined with each other without conflict.
Referring to fig. 1 and fig. 2, this embodiment provides a rolling mill spatial measurement auxiliary fixtures, cooperates the laser tracker to establish a station and track and measure spatial position for simplify spatial position measurement operation, promote operating efficiency and precision.
Specifically speaking, rolling mill spatial measurement auxiliary fixtures includes: a mill liner 30 and a gauge block 40. In addition, the rolling mill lining plate 30 can be a lining plate matched with a rolling mill housing, in order to implement space measurement in a matching way, a measuring and taking point hole can be formed in the rolling mill lining plate 30, and the measuring identification block 40 can be embedded in the measuring and taking point hole; that is, in the rolling mill operating state, the mill liner 30 is fixed to the rolling mill in the designed position and in the installed relationship as a working unit of the rolling mill. When the rolling mill space measurement is implemented, the measurement identification block 40 is embedded in the measurement measuring point hole and abuts against the rolling mill housing face, so that a plurality of points on the rolling mill housing face can be indirectly positioned through positioning the measurement identification block 40, and the rolling mill housing face is positioned. Accordingly, the length of the measurement identification block 40 can be set according to actual conditions.
It is worth mentioning that the rolling mill lining plate is installed on the rolling mill as a conventional accessory, so that convenient and efficient positioning and measurement can be realized under the condition that accessory components such as the lining plate on the rolling mill housing are not dismounted.
Referring to fig. 2, 3 and 4, in order to match the mark to position the mill housing face, the measuring mark block 40 is provided with a mark positioning face 41 and an abutting face 43 which can abut against the mill housing face.
Generally, in order to ensure the reliability of abutting contact, the abutting surface can be set to be a conical surface, and the reliability of space positioning measurement is ensured by reducing the contact surface, avoiding virtual connection and the like.
On the other hand is in order to promote measure the position stability of identification block 40, the some hole is the screw to the measurement, matched with, be provided with positioning stud 42 on the measurement identification block 40, thereby positioning stud 42 detachably spiro union is in the screw, thereby can convenient dismouting, and stably maintain the position, guarantee to measure the reliability of location. Correspondingly, the end surface of the positioning stud 42 is set as the abutting surface 43.
In order to facilitate the disassembly and assembly, the side wall surface of the measurement identification block 40 is set to be a regular multi-surface clamping surface, so that the disassembly and assembly operation can be conveniently implemented through clamping tools such as a wrench, and the small-space operation is convenient.
Generally, the regular polygon clamping surface can be arranged as a regular hexahedral clamping surface, so that the regular polygon clamping surface is convenient to adapt to common tools; of course, other numbers are not excluded.
In order to promote the reliability of location, the quantity of measuring some holes can set up to a plurality ofly, a plurality of measuring some holes are equidistant to be arranged to through the mode of getting the multiple spot, promote the reliability of face fitting.
Further, in order to reduce accidental errors, the plurality of measurement tapping holes can be arranged into a transverse array and a longitudinal array.
The embodiment also provides a rolling mill space measurement method based on the auxiliary tool, and the space measurement operation is implemented by specifically matching with a laser tracker.
Referring to fig. 1, 5 and 6, the spatial measurement operation includes:
selecting a non-stressed surface at the outlet side of the rolling mill support roll housing provided with the rolling mill lining plate 30, fixedly arranging the measuring identification block on the rolling mill lining plate 30, and abutting the measuring identification block 40 on the non-stressed surface at the outlet side of the rolling mill support roll housing;
acquiring space positioning information of the measurement identification block 40 by tracking through a laser tracker station, and fitting based on the space positioning information to obtain a reference surface;
determining a bisecting datum plane 50 perpendicular to the horizontal plane based on the reference plane and the laser tracker;
and measuring the spatial position of each actual plane of the mill housing by taking the centering reference plane 50 as a reference through the laser tracker station to obtain the spatial position of each actual plane relative to the minute reference plane 50.
It is worth mentioning that the rolling mill housing has a drive side housing 10 and an operating side housing 20, and the actual plane includes the planes of the two housings. Taking the driving-side housing 10 as an example, the actual plane at least includes: an upper support roller housing surface 11, a work roller housing surface 12 and a lower support roller housing surface 13.
Establishing a station through a laser tracker to track and acquire space positioning information of the measurement identification block comprises the following steps:
and respectively tracking and acquiring the space positioning information of the measurement identification blocks on the non-stressed surfaces of the operation side of the rolling mill supporting roller and the outlet side of the transmission side housing through the laser tracker station.
In other words, when reference surface positioning is carried out, point-taking fitting is carried out on the operation side of the rolling mill supporting roller and the non-stressed surface on the outlet side of the transmission side housing respectively to obtain two reference surfaces, and the two reference surfaces are combined with the centering direction of the vertical horizontal plane after being translated along the normal direction of the reference surfaces to obtain a centering reference plane through fitting.
Of course, the two memorial archway surfaces can be combined to perform overall fitting to obtain a reference surface.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
according to the auxiliary tool and the measuring method for measuring the space of the rolling mill, the rolling mill lining plate provided with the measuring and measuring point hole is arranged, and the detachable measuring identification block is configured, so that the indirect positioning of the surface of the rolling mill housing can be realized by abutting against the rolling mill housing on the basis of the function of the conventional lining plate, the measuring identification block can be installed during maintenance and measurement, the station setting measurement of a laser tracker can be realized on the basis of the structure of components such as the housing lining plate and the like without being disassembled, the measuring operation is greatly simplified, and the measuring efficiency is improved; on the other hand, the position accuracy of the original memorial archways can be kept by establishing the centering reference surface by taking the non-stressed surface on the outlet side of the rolling mill supporting roller memorial archways as a reference surface, the authenticity of measured data is guaranteed, the measuring accuracy is improved, and meanwhile, the current verticality of the rolling mill memorial archways is verified.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise" indicate orientations or positional relationships based on the orientation or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present application and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be considered as limiting the present application.
It should be noted that all the directional indications in the embodiments of the present application are only used for explaining the relative position relationship, the motion condition, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed correspondingly.
In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In addition, descriptions in this application as to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: numerous changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. The utility model provides a rolling mill spatial measurement auxiliary fixtures which characterized in that includes: a rolling mill lining plate and a measuring identification block;
a measuring and taking point hole is formed in the rolling mill lining plate, and the measuring identification block is embedded in the measuring and taking point hole;
the measuring mark block is provided with a mark positioning surface and a propping surface capable of propping against the surface of the rolling mill housing.
2. The rolling mill space measurement auxiliary tool according to claim 1, wherein the measurement measuring point hole is a screw hole;
the measuring identification block is provided with a positioning stud, the end face of the positioning stud is set to be the abutting face, and the positioning stud is detachably screwed in the screw hole.
3. The rolling mill space measurement auxiliary tool according to claim 2, wherein the side wall surface of the measurement identification block is provided as a regular polygonal clamping surface.
4. The rolling mill space measurement auxiliary tool according to claim 3, wherein the regular polygon clamping surface is a regular hexahedral clamping surface.
5. The rolling mill space measurement auxiliary assembly of claim 1, wherein the number of the measurement point holes is multiple, and the multiple measurement point holes are arranged at equal intervals.
6. The rolling mill space measurement auxiliary tool according to claim 1, wherein the plurality of measurement taking point holes are arranged in a transverse and longitudinal array.
7. The rolling mill space measurement auxiliary tool according to claim 1, wherein the end face of the stud is provided as a conical profile.
8. A rolling mill space measurement method is characterized in that the rolling mill space measurement auxiliary tool of any one of claims 1 to 7 is adopted to carry out space measurement operation;
the spatial measurement operation includes:
selecting a non-stressed surface at the outlet side of a rolling mill supporting roller housing provided with the rolling mill lining plate, fixedly arranging the measuring identification block on the rolling mill lining plate, and abutting the measuring identification block on the non-stressed surface at the outlet side of the rolling mill supporting roller housing;
acquiring space positioning information of the measurement identification block through station tracking of a laser tracker, and fitting based on the space positioning information to obtain a reference surface;
determining a bisecting datum plane perpendicular to the horizontal plane based on the reference plane and the laser tracker;
and measuring the spatial position of each actual plane of the mill housing by taking the centering reference plane as a reference through the laser tracker station.
9. The rolling mill space measuring method according to claim 8, wherein the tracking and acquiring the space positioning information of the measuring identification block through the laser tracker station comprises:
and respectively tracking and acquiring the space positioning information of the measuring identification blocks on the operating side of the rolling mill supporting roll and the non-stressed surface of the outlet side of the transmission side memorial archway through the station setting of the laser tracker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210995761.XA CN115301742A (en) | 2022-08-18 | 2022-08-18 | Auxiliary tool and method for measuring space of rolling mill |
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| CN202210995761.XA CN115301742A (en) | 2022-08-18 | 2022-08-18 | Auxiliary tool and method for measuring space of rolling mill |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117960803A (en) * | 2024-04-02 | 2024-05-03 | 辽宁瀛寰科技有限公司 | Rolling mill housing window precision detection device |
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2022
- 2022-08-18 CN CN202210995761.XA patent/CN115301742A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117960803A (en) * | 2024-04-02 | 2024-05-03 | 辽宁瀛寰科技有限公司 | Rolling mill housing window precision detection device |
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